Contents 13 Copyright by Goodheart-Willcox Co., Inc. Battery Load Test . . . . . . . . . . . . . . . . . . . . . . . 489 Connect Load Tester | Double-Check Battery Charge | Determine Battery Load | Load the Battery | Load Test Results | Quick (Three-Minute) Charge Test Battery Chargers . . . . . . . . . . . . . . . . . . . . . . . 491 Slow (Trickle) Charging Battery Chargers | Fast (Boost) Charging Battery Chargers | Charging a Battery Other Battery-Related Problems. . . . . . . . . . . . 492 Battery Drain Test | Parasitic Loads Jump Starting Battery . . . . . . . . . . . . . . . . . . . 493 Activating Dry-Charged Battery . . . . . . . . . . . . 493 Removing and Replacing Battery . . . . . . . . . . . 493 Starting System Diagnosis. . . . . . . . . . . . . . . . 493 Check Battery First | Starting Headlight Test | Starter Current Draw Test | Starting System Voltage Drop Test | Insulated Circuit Resistance Test | Starter Ground Circuit Test Battery Cable Problems. . . . . . . . . . . . . . . . . . 495 Testing Battery Cables | Replacing Battery Cables Starter Solenoid Service . . . . . . . . . . . . . . . . . 496 Testing Starter Solenoid | Replacing Starter Solenoid Ignition Switch Service . . . . . . . . . . . . . . . . . . 497 Testing Ignition Switch Starter Relay Service . . . . . . . . . . . . . . . . . . . . 497 Neutral Safety Switch Service . . . . . . . . . . . . . 497 Checking Neutral Safety Switch Action | Adjusting Neutral Safety Switch | Testing Neutral Safety Switch Starter Service. . . . . . . . . . . . . . . . . . . . . . . . . 498 Starting Motor Rebuild | Starting Motor Removal | Starting Motor Disassembly | Motor Components Cleaning and Inspection | Starter Bushing Service | Starter Brush Service | Armature Service | Field Coil Service | Overrunning Clutch (Pinion Gear) Service | Starting Motor Reassembly | Flywheel Ring Gear Check | Starting Motor Installation Chapter 26 Charging System Diagnosis and Repair . . . . . . . . . . . . . . 507 Charging System Diagnosis. . . . . . . . . . . . . . . 508 Charging Problem Symptoms | Visual Inspection Charging System Precautions . . . . . . . . . . . . . 508 Test the Battery First . . . . . . . . . . . . . . . . . . . . 509 Charging System Tests. . . . . . . . . . . . . . . . . . . 509 Voltmeter Test of Charging Output . . . . . . . . . . 509 Base Voltage | No-Load Voltage | Load Voltage Load Tester Check of Charging System. . . . . . . 511 Charging System Output Test | Charging Output Test Results | Regulator Voltage Test | Circuit Resistance Tests Other Tester Functions . . . . . . . . . . . . . . . . . . . 511 Charging System Component Service . . . . . . . 512 Alternator Service . . . . . . . . . . . . . . . . . . . . . . 512 Alternator Removal | Alternator Disassembly | Alternator Stator Service | Alternator Rotor Service | Alternator Diode Service | Ohmmeter Test of Diodes | Alternator Bearing Service | Alternator Brush Service | Alternator Reassembly | Alternator Installation Regulator Service . . . . . . . . . . . . . . . . . . . . . . 518 Electronic Regulator Service | Contact-Point Regulator Service Chapter 27 Ignition System Diagnosis and Repair . . . . . . . . . . . . . . 521 Troubleshooting Ignition Problems. . . . . . . . . . 522 Ignition System Visual Inspection | Scanning for Ignition System Problems | Spark Test | Oscilloscope | Engine Analyzer Secondary Wire Service. . . . . . . . . . . . . . . . . . 525 Secondary Wire Resistance Test | Secondary Wire Insulation Test | Replacing Secondary Wires Servicing Spark Plugs . . . . . . . . . . . . . . . . . . . 526 Removing Spark Plugs | Reading Spark Plugs | Cleaning Spark Plugs | Gapping Spark Plugs | Installing Spark Plugs Distributor Service. . . . . . . . . . . . . . . . . . . . . . 529 Distributor Cap and Rotor Service | Pickup Coil Service | Servicing Contact Points | Removing a Distributor | Rebuilding a Distributor | Installing a Distributor Dwell Specifi cations . . . . . . . . . . . . . . . . . . . . 532 Ignition Timing . . . . . . . . . . . . . . . . . . . . . . . . 533 Checking Ignition Timing | Adjusting Ignition Timing | Reprogramming Ignition Timing Ignition Supply Voltage Test . . . . . . . . . . . . . . . 536